Exercise tricycle



FIG. 1 is a perspective view of an exercise tricycle, showing my new design.

FIG. 2 is a side elevational view thereof, the opposite side being a mirror image.

FIG. 3 is a top plan view thereof.

FIG. 4 is a bottom view thereof.

FIG. 5 is a front end elevational view thereof.

FIG. 6 is a rear end elevational view thereof.

FIG. 7 is a side elevational view of a modified embodiment of the design shown in FIGS. 1 through 6. 

The ornamental design for an exercise tricycle, substantially as shown and described. 